diff --git a/config.ru b/config.ru
index df215d9..a6d5a5a 100644
--- a/config.ru
+++ b/config.ru
@@ -9,8 +9,19 @@ require 'pony'
 use Rack::Deflater
 use Rack::ETag
 
+# 301 Permanent Redirect
+# 302 Found
+# 303 See Other
+# 304 Not Modified
+# 305 Use Proxy
+# 306 Unused
+# 307 Temporary Redirect
 use Rack::Rewrite do
     r302 %r{^/support}, '/Scratch/en/support/index.html'
+    r306 %r{^/src}, '/404.html'
+    r306 %r{^/build}, '/404.html'
+    r306 %r{^/html5boilerplate}, '/404.html'
+    r306 %r{^/test}, '/404.html'
 end
 
 $rootdir="site"